import { QuestionComponent } from '../abstract/question.component';
import { Observable } from 'rxjs';
import { PieChartComponent } from '@swimlane/ngx-charts';
import { ReplyItem } from '../../../../../classes';
export declare class QuestionRadioComponent extends QuestionComponent {
    chart: PieChartComponent;
    private _results;
    private _replatedReplyList;
    results: Observable<{
        name: string;
        value: number;
    }[]>;
    ngOnInit(): void;
    turnListIntoStatistics(list: ReplyItem[]): {
        name: string;
        value: number;
    }[];
    labelFormatting(name: any): string;
    onSelect(text: string): void;
}